One question per post, answered on what the extension actually does, and comparisons with the tools you might use instead, each sourced from that product’s own site. RSS
Four Chrome extensions capture a whole page in one click. They differ in what comes out the other end, what the free tier covers and where your captures go. Here is how they compare, with a plain answer for each kind of user.
Five ways to turn a URL into a file without touching the browser, compared on what they output, whether they can see a page you are signed in to, and what you have to install first.
Chrome's print dialog, Adobe Acrobat, PrintFriendly, SingleFile and Page Scanner all turn a page into a file you can keep. They keep different things. Here is what each one keeps, and which to reach for.
Chrome can capture a whole page on its own; the command is just hidden in DevTools. Here is that method step by step, and when the print dialog, an extension or a script is the better tool.
Four ways to give a coding agent a full-page capture, compared on whether they can use your everyday Chrome and its logins, what they hand back, and what you have to set up first.
A clipper puts a web page into your notes. A capture gives you a file that looks like the page. Which one you want depends on what you will do with it later, and here is how to tell.
A web page is as wide as your window and as tall as it likes. Paper is neither. Here is the arithmetic that turns one into the other, why A4 is the default, and when a single long page is the better choice.
The bar is Chrome's own notice that an extension is using its debugger. Page Scanner attaches it for the length of one scan, to lay the page out once and take the PDF from that layout, and nothing leaves your machine.